Date: Mon, 14 May 2007 16:19:29 +0300 From: Volodymyr Kostyrko <c.kworr@gmail.com> To: freebsd-performance@freebsd.org Subject: Re: 6.2 Stable + Mysql 5.0 poor performance Message-ID: <f29nl1$pjq$1@sea.gmane.org> In-Reply-To: <46443103.9010008@otel.net> References: <46443103.9010008@otel.net>
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ivo tasev wrote: > Hi all, > i have machine with 2 x Quad Core Xeon cpu`s 2G ram and 4 3ware disks in > raid10. There is 6.2 Stable on it and mysql 5.0 from the ports. > > The mysql is installed with the following build options: > WITH_XCHARSET=all WITH_OPENSSL=yes BUILD_OPTIMIZED=yes WITH_ARCHIVE=yes > WITH_FEDERATED=yes WITH_NDB=yes > > I`m using libmap.conf with this in it: > > [mysqld] > libpthread.so.2 libthr.so.2 > > This is what I have in my.cnf : > > set-variable = key_buffer=1024M > set-variable = max_allowed_packet=64M > set-variable = thread_stack=1024K > set-variable = read_buffer_size=2M > set-variable = read_buffer_size=2M > > set-variable = max_connections=350 > set-variable = interactive_timeout=100 > set-variable = wait_timeout=120 > set-variable = max_user_connections=340 > > set-variable = query_cache_limit=1M > set-variable = query_cache_size=32M > set-variable = query_cache_type=1 > > set-variable = table_cache=1024 > set-variable = thread_cache=128 > set-variable = thread_cache_size=40 > set-variable = thread_concurrency=16 > > I`m performing the following test with super-smack: > :~# time super-smack -d mysql > /usr/local/share/super-smack/select-key.smack 10 10000 > > the results are:Query Barrel Report for client smacker1 > connect: max=1ms min=0ms avg= 0ms from 10 clients > Query_type num_queries max_time min_time q_per_s > select_index 200000 0 0 18599.71 > > I can achieve better performance even on my colleague`s notebook with > 6.2 stable !? > > I`ll be very thankful if someone can give me any ideas:) Try looking at hard drive usage. -- Sphinx of black quartz judge my vow!
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